Home / 275,814,241.62-413,781,898.62-81,740,867.64

Finding the Fourth Proportional to 275,814,241.62, 413,781,898.62 and 81,740,867.64

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Solution

The fourth proportional to 275,814,241.62, 413,781,898.62 and 81,740,867.64 is: 122,629,242.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,814,241.62 : 413,781,898.62 = 81,740,867.64 : x
  2. Step 2: Convert to fraction form
    275,814,241.62/413,781,898.62 = 81,740,867.64/x
  3. Step 3: Cross multiply
    275,814,241.62x = 413,781,898.62 × 81,740,867.64
  4. Step 4: Simplify right side
    275,814,241.62x = 33,822,891,406,925,320
  5. Step 5: Solve for x
    x = 33,822,891,406,925,320/275,814,241.62
  6. Step 6: Final answer
    x = 122,629,242.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.